<template>
  <div class="fresh-container">
    <!-- 搜索栏 -->
    <div class="search-wrapper">
      <el-input
        v-model="searchText"
        placeholder="请输入名称搜索"
        style="width: 300px"
        clearable
        @keyup.enter="handleSearch">
        <template #prefix>
          <el-icon><Search /></el-icon>
        </template>
      </el-input>
      <el-button type="primary" @click="handleSearch">
        <el-icon><Search /></el-icon>搜索
      </el-button>
      <el-button type="success" @click="handleAdd">
        <el-icon><Plus /></el-icon>新增生鲜
      </el-button>
    </div>

    <!-- 表格 -->
    <el-table
      v-loading="loading"
      :data="tableData"
      border
      style="width: 100%">
      <el-table-column prop="id" label="ID" width="80" align="center" />
      <el-table-column prop="name" label="名称" min-width="120" align="center" />
      <el-table-column prop="storageName" label="储位" width="120" align="center" />
      <el-table-column prop="type" label="种类" width="120" align="center" />
      <el-table-column prop="price" label="价格" width="120" align="center">
        <template #default="scope">
          ¥{{ scope.row.price?.toFixed(2) }}
        </template>
      </el-table-column>
      <el-table-column prop="inventory" label="库存" width="100" align="center" />
      <el-table-column prop="sellByTime" label="保质期" width="120" align="center" />
      <el-table-column prop="createTime" label="创建时间" width="180" align="center" />
      <el-table-column label="操作" width="180" fixed="right" align="center">
        <template #default="scope">
          <el-button type="primary" link @click="handleEdit(scope.row)">
            <el-icon><Edit /></el-icon>编辑
          </el-button>
          <el-popconfirm
            title="确定删除该生鲜吗？"
            @confirm="handleDelete(scope.row.id)">
            <template #reference>
              <el-button type="danger" link>
                <el-icon><Delete /></el-icon>删除
              </el-button>
            </template>
          </el-popconfirm>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <div class="pagination-wrapper">
      <el-pagination
        v-model:current-page="currentPage"
        v-model:page-size="pageSize"
        :page-sizes="[10, 20, 50, 100]"
        :total="total"
        layout="total, sizes, prev, pager, next, jumper"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
      />
    </div>

    <!-- 表单对话框 -->
    <el-dialog
      v-model="dialogVisible"
      :title="dialogType === 'add' ? '新增生鲜' : '编辑生鲜'"
      width="500px"
      @close="resetForm">
      <el-form
        ref="formRef"
        :model="formData"
        :rules="rules"
        label-width="80px">
        <el-form-item label="名称" prop="name">
          <el-input v-model="formData.name" placeholder="请输入名称" />
        </el-form-item>
        <el-form-item label="储位" prop="storageId">
          <el-select 
            v-model="formData.storageId" 
            placeholder="请选择储位"
            style="width: 100%"
            @change="handleStorageChange">
            <el-option 
              v-for="item in storageOptions" 
              :key="item.id" 
              :label="item.name"
              :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="种类" prop="type">
          <el-input v-model="formData.type" placeholder="请输入种类" />
        </el-form-item>
        <el-form-item label="价格" prop="price">
          <el-input-number 
            v-model="formData.price" 
            :min="0"
            :precision="2"
            :step="0.1"
            style="width: 100%" />
        </el-form-item>
        <el-form-item label="库存" prop="inventory">
          <el-input-number 
            v-model="formData.inventory" 
            :min="0"
            style="width: 100%" />
        </el-form-item>
        <el-form-item label="保质期" prop="sellByTime">
          <el-date-picker
            v-model="formData.sellByTime"
            type="date"
            placeholder="请选择保质期"
            style="width: 100%" />
        </el-form-item>
      </el-form>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="dialogVisible = false">取消</el-button>
          <el-button type="primary" @click="handleSubmit" :loading="submitLoading">
            确定
          </el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script setup>
import { ref, reactive, onMounted, nextTick } from 'vue'
import { Search, Plus, Edit, Delete } from '@element-plus/icons-vue'
import { ElMessage } from 'element-plus'
import { get, post } from '@/api/api'

// 数据列表
const tableData = ref([])
const loading = ref(false)
const total = ref(0)
const currentPage = ref(1)
const pageSize = ref(10)
const searchText = ref('')

// 储位选项
const storageOptions = ref([])

// 表单相关
const dialogVisible = ref(false)
const dialogType = ref('add')
const submitLoading = ref(false)
const formRef = ref()
const formData = reactive({
  id: null,
  name: '',
  storageId: null,
  storageName: '',
  type: '',
  price: 0,
  inventory: 0,
  sellByTime: null,
  createBy: null,
  createTime: null,
  updateBy: null,
  updateTime: null
})

// 表单校验规则
const rules = {
  name: [{ required: true, message: '请输入名称', trigger: 'blur' }],
  storageId: [{ required: true, message: '请选择储位', trigger: 'change' }],
  type: [{ required: true, message: '请输入种类', trigger: 'blur' }],
  price: [{ required: true, message: '请输入价格', trigger: 'blur' }],
  inventory: [{ required: true, message: '请输入库存', trigger: 'blur' }],
  sellByTime: [{ required: true, message: '请选择保质期', trigger: 'change' }]
}

// 获取数据列表
const fetchData = async () => {
  loading.value = true
  try {
    const res = await get('/storage/freshFood/page', {
      pageNum: currentPage.value,
      pageSize: pageSize.value,
      name: searchText.value
    })
    console.log('生鲜列表数据:', res)
    if (res && res.data) {
      tableData.value = res.data.records || []
      total.value = res.data.total || 0
    }
  } catch (error) {
    console.error('获取数据失败:', error)
    ElMessage.error('获取数据失败')
  } finally {
    loading.value = false
  }
}

// 获取储位选项
const fetchStorageOptions = async () => {
  try {
    const res = await get('/storage/freshFood/storage/list')
    if (res && res.data) {
      storageOptions.value = res.data
    }
  } catch (error) {
    console.error('获取储位列表失败:', error)
  }
}

// 储位选择改变
const handleStorageChange = (value) => {
  const storage = storageOptions.value.find(item => item.id === value)
  if (storage) {
    formData.storageName = storage.name
  }
}

// 搜索
const handleSearch = () => {
  currentPage.value = 1
  fetchData()
}

// 分页
const handleSizeChange = (val) => {
  pageSize.value = val
  fetchData()
}

const handleCurrentChange = (val) => {
  currentPage.value = val
  fetchData()
}

// 新增
const handleAdd = () => {
  dialogType.value = 'add'
  dialogVisible.value = true
  resetForm()
  // 确保表单被完全重置
  nextTick(() => {
    if (formRef.value) {
      formRef.value.clearValidate()
    }
  })
}

// 编辑
const handleEdit = (row) => {
  dialogType.value = 'edit'
  dialogVisible.value = true
  formData.id = row.id
  formData.name = row.name
  formData.storageId = row.storageId
  formData.storageName = row.storageName
  formData.type = row.type
  formData.price = row.price
  formData.inventory = row.inventory
  formData.sellByTime = row.sellByTime
}

// 删除
const handleDelete = async (id) => {
  try {
    const res = await post('/storage/freshFood/remove', { id: id })
    if (res) {
      ElMessage.success('删除成功')
      if (tableData.value.length === 1 && currentPage.value > 1) {
        currentPage.value--
      }
      fetchData()
    }
  } catch (error) {
    console.error('删除失败:', error)
    ElMessage.error('删除失败')
  }
}

// 提交表单
const handleSubmit = async () => {
  if (!formRef.value) return
  
  await formRef.value.validate(async (valid) => {
    if (valid) {
      submitLoading.value = true
      try {
        // 构造提交数据
        const submitData = {
          id: formData.id,
          name: formData.name,
          storageId: formData.storageId,
          storageName: formData.storageName,
          type: formData.type,
          price: Number(formData.price),
          inventory: Number(formData.inventory),
          sellByTime: formData.sellByTime
        }

        console.log('提交的数据:', submitData)

        const url = dialogType.value === 'add' ? '/storage/freshFood/save' : '/storage/freshFood/update'
        const res = await post(url, submitData)
        console.log('服务器响应:', res)

        if (res) {
          ElMessage.success(dialogType.value === 'add' ? '添加成功' : '更新成功')
          dialogVisible.value = false
          fetchData()
        }
      } catch (error) {
        console.error('操作失败:', error)
        ElMessage.error('操作失败')
      } finally {
        submitLoading.value = false
      }
    }
  })
}

// 重置表单
const resetForm = () => {
  if (formRef.value) {
    formRef.value.resetFields()
  }
  Object.assign(formData, {
    id: null,
    name: '',
    storageId: null,
    storageName: '',
    type: '',
    price: 0,
    inventory: 0,
    sellByTime: null,
    createBy: null,
    createTime: null,
    updateBy: null,
    updateTime: null
  })
}

// 初始化
onMounted(() => {
  fetchStorageOptions()
  fetchData()
})
</script>

<style scoped>
.fresh-container {
  padding: 20px;
}

.search-wrapper {
  margin-bottom: 20px;
  display: flex;
  gap: 10px;
}

.pagination-wrapper {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
}
</style> 